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Finding the Fourth Proportional to 64,053.36, 88,398 and 35,758.44

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Solution

The fourth proportional to 64,053.36, 88,398 and 35,758.44 is: 49,349.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,053.36 : 88,398 = 35,758.44 : x
  2. Step 2: Convert to fraction form
    64,053.36/88,398 = 35,758.44/x
  3. Step 3: Cross multiply
    64,053.36x = 88,398 × 35,758.44
  4. Step 4: Simplify right side
    64,053.36x = 3,160,974,579.12
  5. Step 5: Solve for x
    x = 3,160,974,579.12/64,053.36
  6. Step 6: Final answer
    x = 49,349.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.